docs: def __init(self):
          """ initializes the service """
          params = {
              "f" : "json",
          }
  
          json_dict = self._get(self._url, params,
                                   securityHandler=self._securityHandler,
                                   proxy_port=self._proxy_port,
                                   proxy_url=self._proxy_url)
          self._json_dict = json_dict
          self._dict = json_dict
          self._json = json.dumps(self._dict)
          attributes = [attr for attr in dir(self)
                        if not attr.startswith('__') and \
                        not attr.startswith('_')]
          for k,v in json_dict.items():
              if k == "layers":
                  self._layers = []
                  for lyr in v:
                      fl = AdminFeatureServiceLayer(url=self._url + "/%s" % lyr['id'],
                                                    securityHandler=self._securityHandler,
                                                    proxy_port=self._proxy_port,
                                                    proxy_url=self._proxy_url)
                      fl.loadAttributes(json_dict = lyr)
                      self._layers.append(fl)
                      del fl
                      del lyr
              elif k == "tables":
                  self._tables = []
                  for lyr in v:
                      fl = AdminFeatureServiceLayer(url=self._url + "/%s" % lyr['id'],
                                                    securityHandler=self._securityHandler,
                                                    proxy_port=self._proxy_port,
                                                    proxy_url=self._proxy_url)
                      fl.loadAttributes(json_dict = lyr)
                      self._tables.append(fl)
                      del fl
                      del lyr
              elif k in attributes:
                  setattr(self, "_"+ k, json_dict[k])
              else:
                  print( k, " - attribute not implemented in AdminFeatureService.")